Merge pull request #11 from PowerShellWeb/Json-LD-Caching

JSON-LD 0.1 : JSON-LD Caching

Author: StartAutomating

CHANGELOG.md

@@ -0,0 +1,14 @@
+> Like It? [Star It](https://github.com/PowerShellWeb/JSON-LD)
+> Love It? [Support It](https://github.com/sponsors/StartAutomating)
+
+## JSON-LD 0.1
+
+Caching JSON-LD requests
+
+## JSON-LD 0.0.1
+
+Get Linked Data from any page
+
+* Initial Release of JSON-LD Module (#1)
+  * `Get-JsonLD` gets linked data (#2)
+  * `Get-JsonLD` is aliased to `jsonLD` and `json-ld`

Commands/Get-JsonLD.ps1

@@ -22,10 +22,15 @@ function Get-JsonLD {
     # The URL that may contain JSON-LD data
     [Parameter(Mandatory, ValueFromPipeline, ValueFromPipelineByPropertyName)]
     [Uri]
-    $Url
+    $Url,
+
+    # If set, will force the request to be made even if the URL has already been cached.
+    [switch]
+    $Force
     )
 
     begin {
+        # Create a pattern to match the JSON-LD script tag
         $linkedDataRegex = [Regex]::new(@'
 (?<HTML_LinkedData>
 <script                                       # Match <script tag
@@ -39,10 +44,21 @@ application/ld\+json                          # The type that indicates linked d
 (?<JsonContent>(?:.|\s){0,}?(?=\z|</script>)) # Anything until the end tag is JSONContent
 )        
 '@, 'IgnoreCase,IgnorePatternWhitespace','00:00:00.1')
+
+        # Initialize the cache for JSON-LD requests
+        if (-not $script:JsonLDRequestCache) {
+            $script:JsonLDRequestCache = [Ordered]@{}
+        }
     }
 
     process {        
-        $restResponse = Invoke-RestMethod -Uri $Url
+        $restResponse = 
+            if ($Force -or -not $script:JsonLDRequestCache[$url]) {
+                $script:JsonLDRequestCache[$url] = Invoke-RestMethod -Uri $Url
+                $script:JsonLDRequestCache[$url]
+            } else {
+                $script:JsonLDRequestCache[$url]
+            }
         foreach ($match in $linkedDataRegex.Matches("$restResponse")) {
             foreach ($jsonObject in 
                 $match.Groups['JsonContent'].Value | 

JSON-LD.psd1

@@ -1,13 +1,13 @@
 @{
     RootModule = 'JSON-LD.psm1'
-    ModuleVersion = '0.0.1'
+    ModuleVersion = '0.1'
     GUID = '4e65477c-012c-4077-87c7-3e07964636ce'
-    Author = 'JamesBrundage'
+    Author = 'James Brundage'
     CompanyName = 'Start-Automating'
     Copyright = '(c) 2025 Start-Automating.'
     Description = 'Get JSON Linked Data with PowerShell'
     FunctionsToExport = 'Get-JsonLD'
-    AliasesToExport = 'jsonLD', 'json-ld'    
+    AliasesToExport = 'jsonLD', 'json-ld'
     PrivateData = @{
         PSData = @{
             # Tags applied to this module. These help with module discovery in online galleries.
@@ -20,6 +20,10 @@
 > Like It? [Star It](https://github.com/PowerShellWeb/JSON-LD)
 > Love It? [Support It](https://github.com/sponsors/StartAutomating)
 
+## JSON-LD 0.1
+
+Caching JSON-LD requests
+
 Get Linked Data from any page
 
 ## JSON-LD 0.0.1